37
5
6
7
8
F
E
D
C
B
A
5
6
7
8
GM-9127ZT/EW
-
Pin Functions (PD5724B)
Pin No.
Pin Name
I/O
Format
Function and Operation
1
MUTE
O
C
Mute output
2
VCS2
O
C
SN761029 strobe output
3
VCS1
O
C
PM0017AM strobe output
4
VDT
O
C
Data output for electronic volume
5
VCK
O
C
Clock output for electronic volume
6
CVNSS
Connect to VSS
7
MODEL0
I
R handle /L handle select input
8
NC
Not used
9
RESET
I
Reset input
10
XOUT
O
Crystal oscillating element connection pin
11
VSS
GND
12
XIN
I
Crystal oscillating element connection pin
13
VCC
5V
14
NMI
Connect to VCC
15
SPEED
I
Speed sensor pulse input
16
BSENS
I
Back up power sense input
17
ASENS
I
ACC power sense input
18
AVCINT
I
AVC-LAN data input
19
NC
Not used
20
AVCPW
O
C
AVC-LAN driver power supply output
21
PEE
O
C
Beep tone output
22
AVCIN
I
AVC-LAN data input
23
AVCOUT
O
C
AVC-LAN data output
24
DSPOUT
O
C
DSPI/F serial data output
25
DSPIN
I
DSPI/F serial data input
26
DSPCK
O
C
DSPI/F serial clock output
27
TESTIN
I
Test program start input
28
TSOUT
O
C
Test serial data output
29
TSIN
I
Test serial data input
30
TSCK
I
Test serial clock input
31
SMUTEIN
I
System mute input
32-62
NC
Not used
63
POS
I
POS disable terminal
64
CALIB
O
C
Power IC control output
65
PWSENS
I
Power IC heat sense input
66
SYSPW1
O
C
System power output
67
DSPRST
O
C
DSP hard reset output
68
DSPERR
I
DSP error detect input
69
DSPCS2
O
C
TC9332F chip select 2
70
DSPCS1
O
C
TC9332F chip select 1
71
DSPACK
I
DSP-IC ACK input
72
DSPCD
O
DSP command/data output
73
DPD
O
C
AD/DAC calibration output
74
ASLIN1
I
Difference of noise and signal input 1
75
AVSS
VSS
76
ASLIN2
I
Difference of noise and signal input 2
77
VREF
I
A/D converter reference voltage input
78
AVCC
VCC
79
NAVMUTE
I
Navigation mute input
80
DSPMUTE
O
C
DSP mute output
20
21
40
41
60
61
80
1
Format
Meaning
C
C MOS
*PD5724B
IC's marked by * are MOS type.
Be careful in handling them because they are very
liable to be damaged by electrostatic induction.
7.2 IC
Summary of Contents for GM-2127ZT/E
Page 4: ...4 1 2 3 4 1 2 3 4 F E D C B A GM 9127ZT EW 2 EXPLODED VIEWS AND PARTS LIST 2 1 EXTERIOR ...
Page 7: ...7 5 6 7 8 F E D C B A 5 6 7 8 GM 9127ZT EW ...
Page 10: ...10 1 2 3 4 1 2 3 4 F E D C B A GM 9127ZT EW A a A b A a A a A b 1 2 3 PD572 A DSP UNIT ...
Page 12: ...12 1 2 3 4 1 2 3 4 F E D C B A GM 9127ZT EW A a A b A b 1 2 3 PD5724B 26 4dBs 19 2dBs 14 2dBs ...
Page 15: ...15 5 6 7 8 F E D C B A 5 6 7 8 GM 9127ZT EW A SIDE A FRONT B CN905 ...
Page 16: ...16 1 2 3 4 1 2 3 4 F E D C B A GM 9127ZT EW A A DSP UNIT ...
Page 17: ...17 5 6 7 8 F E D C B A 5 6 7 8 GM 9127ZT EW A SIDE B ...
Page 18: ...18 1 2 3 4 1 2 3 4 F E D C B A GM 9127ZT EW 4 2 AMP UNIT B B AMP UNIT A CN101 ...
Page 19: ...19 5 6 7 8 F E D C B A 5 6 7 8 GM 9127ZT EW B SIDE A A CN102 ...
Page 20: ...20 1 2 3 4 1 2 3 4 F E D C B A GM 9127ZT EW B B AMP UNIT ...
Page 21: ...21 5 6 7 8 F E D C B A 5 6 7 8 GM 9127ZT EW B SIDE B ...
Page 27: ...27 5 6 7 8 F E D C B A 5 6 7 8 GM 9127ZT EW 6 ADJUSTMENT Jigs GGD1153 14P GGD1245 18P ...
